X = int(input())

for i, start in enumerate(range(400, 1900, 200)):
    if start <= X < start + 200:
        print(8 - i) X = int(input()) X int(input()) int input() input for i, start in enumerate(range(400, 1900, 200)):
    if start <= X < start + 200:
        print(8 - i) i start enumerate(range(400, 1900, 200)) enumerate range(400, 1900, 200) range 400 1900 200 if start <= X < start + 200:
        print(8 - i) start <= X < start + 200 start <= X start X start + 200 start 200 print(8 - i) print 8 - i 8 i X = int(input()) int(input()) X
X = int(input())

for i, start in enumerate(range(400, 1900, 200)):
    if start <= X < start + 200:
        print(8 - i)
